# PDF Studio > 40 free online PDF tools. 40 free online PDF tools. Merge, split, compress, convert, sign, and edit PDFs in your browser. No uploads, no sign-up, completely free. ## Facts - Website: https://pdfsstudio.com - Pricing: free - Categories: Productivity - LotsDirectory page: https://lots.directory/products/pdf-studio - Listing state: Unclaimed. We listed this product from its public website, and its owner has not claimed it yet. ## Detailed info ## What is PDF Studio? PDF Studio is an online collection of over 40 browser-based PDF tools, co-founded by Ravi Menon and Lena Fischer. ## What PDF Studio does PDF Studio provides browser-based utilities to compress, merge, split, edit, and sign PDF files. It also converts documents between PDF and formats such as Word, Excel, PowerPoint, and JPG without requiring server uploads. ## Who PDF Studio is for For students, professionals, and teams needing fast PDF document editing and format conversion. ## How PDF Studio works Users pick a tool directly in their browser, process their PDF locally without uploading files to external servers, and download the converted or edited document. ## Key features - A collection of over 40 browser-based PDF tools with no installation needed. - Document management to compress, merge, split, and organize PDF pages. - Conversion between PDF and Word, Excel, PowerPoint, and JPG formats. - Document editing tools to add digital signatures, edit text, and redact information. - A privacy-first design where files never leave the browser. - Instant processing with most operations completing in under 10 seconds. ## Facts from pdfsstudio.com, checked 13 October 2026 - Founded in 2019 by Ravi Menon and Lena Fischer. - It features over 40 browser-based PDF tools. - It processes files locally in the browser with no account required. Written from PDF Studio's own website ([Homepage](https://pdfsstudio.com/), [About](https://pdfsstudio.com/about)). The maker can claim this listing to edit it. ## FAQ ### What is PDF Studio? PDF Studio is an online suite of over 40 PDF tools for editing, converting, and compressing documents. ### Who founded PDF Studio? PDF Studio was founded in 2019 by Ravi Menon and Lena Fischer. ### Are files uploaded to a server? No. Files are processed locally in your browser with no uploads or storage. ### Is an account required to use PDF Studio? No. All tools are accessible with no account or installation required. --- Source: https://lots.directory/products/pdf-studio ยท Machine-readable context by LotsDirectory.